Developer circulator to guide developer
US10845733B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 19, 2018 |
| Grant date | Nov 24, 2020 |
| Priority date | — |
| Expiry date | Mar 19, 2038 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G2215/0827
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A developing device comprising a developer transporting unit including a developer inlet through which a developer is reintroduced, a developer outlet through which the developer is discharged, and a developing roller mounted in the developer transporting unit; and a developer circulator including a first connection opening connected to the developer outlet, to receive the developer discharged through the developer outlet, a second connection opening connected to the developer inlet to reintroduce the developer through the developer inlet into the developer transporting unit, a waste opening through which the developer is discarded, and a guide member mounted in the developer circulator to selectively guide the developer received through the first connection opening to the second connection opening or to the waste opening.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.